Young Kalshi users have traded an estimated $3.9B on sports and parlay-type contracts this year, exposing a loophole that lets them bet before age 21 | Fortune0

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• August 31, 2026

Kalshi users as young as 18 are now responsible for billions of dollars worth of trading activity on sports that critics say amounts to a loophole in gambling laws. A recent analysis by CNN showed so far this year users between the ages of 18 and 21 traded an estimated $5.4 billion on Kalshi, the